Fix for null activity values coming from DB.
Fix for null activity values coming from DB.

CodeForBoulder/trailsy,JamesGould123/trailsy,remory08/trailsy,mgraesser/trailsy,trevorackerman/trailsy,mbarrenecheajr/trailsy,vinh3928/trailsy,trevorackerman/trailsy,mgraesser/trailsy,CodeForBoulder/trailsy,remory08/trailsy,JamesGould123/trailsy,vinh3928/trailsy,mbarrenecheajr/trailsy